InfinityCube/Animation.h at master · FennelFetish/InfinityCube · GitHub

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#pragma once

#include <NeoPixelBus.h>


class Color8Bit
{
    public:
        uint8_t h; // Hue
        uint8_t s; // Saturation
        uint8_t b; // Brightness

        Color8Bit() : h(0), s(255), b(0) {}
};


class AnimationContext
{
    public:
        const unsigned short numLeds;
        Color8Bit* const leds;

        const uint8_t edgeLength;
        Color8Bit* const edge1;
        Color8Bit* const edge2;
        Color8Bit* const edge3;

        float brightnessFactor;

        long timeSinceBeat; // microseconds


        AnimationContext(int numLeds, int edgeLength) :
            numLeds(numLeds),
            leds(new Color8Bit[numLeds]),

            edgeLength(edgeLength),
            edge1(leds),
            edge2(edge1 + edgeLength),
            edge3(edge2 + edgeLength),

            brightnessFactor(1.0),
            timeSinceBeat(0)
        {}
};


class Animation
{
    public:
        Animation* next;

        Animation() : next(nullptr) {}


        virtual void prepare(AnimationContext& ctx) {}


        /**
         * tpf: Time per frame in microseconds
         */
        virtual void update(AnimationContext& ctx, long tpf, bool beat) = 0;
};